Of the following, which is a modification made to the pre-mRNA of eukaryotes before translation? a. The 5’ end receives a poly-A tail b. All of the above c. The 3’ end receives a cap d. Introns are cut out and exons are spliced together

Of the following, which is a modification made to the pre-mRNA of eukaryotes before translation? a. The 5’ end receives a poly-A tail b. All of the above c. The 3’ end receives a cap d. Introns are cut out and exons are spliced together

Name: Of the following, which is a modification made to the pre-mRNA of euka
Uploaded: 2024-03-20T06:42:41.000Z
Channel: Bartleby
Description: Of the following, which is a modification made to the pre-mRNA of eukaryotes before translation? a.The 5’ end receives a poly-A tail b.All of the above c.The 3’ end receives a cap d.Introns are cut out and exons are spliced together

Concepts of Biology

1st Edition

ISBN:9781938168116

Author:Samantha Fowler, Rebecca Roush, James Wise

Publisher:Samantha Fowler, Rebecca Roush, James Wise

Chapter9: Molecular Biology

Section: Chapter Questions

Problem 7RQ: Portions of eukaryotic mRNA sequence that are removed during RNA processing are . a. exons b. caps...

See similar textbooks

Similar questions

Which of the following is a function of the 7-methylguanosine cap? a. Exit of mRNA from the nucleus b. Efficient splicing of pre-mRNA c. Initiation of translation d. All of the above
The codon and anticodon are base-paired together during the process of translation. Which of the following is correct regarding the relationship between anticodon and codon? A. The tRNA anticodon UCU pairs with the AGA mRNA codon. B. The tRNA anticodon is read from the 5’ to the 3’ end. C. A tRNA anticodon can pair with only one mRNA codon. D. The mRNA codon ACG base pairs with the tRNA anticodon TGC.
Which of the following help(s) to stabilize mRNA by inhibiting degradation? a. Introns b. 3'-poly(A) tail c. both the 3' cap and the 3'-poly(A) tail d. 3' cap e. exons
Which of the following mutations is most likely to cause a single amino acid difference during the translation of mRNA into protein? A. Single base-pair insertion B. Single base-pair deletion C. Mutations in regulatory sites D. Base-pair substitution
In eukaryotes, the mRNA is usually smaller than the gene, this is due to a. splicing b. transcription c. the presence of exons d. the poly A tail
Following is the sequence of a segment of mRNA: CGA AAA GUU UUU What are the anticodons of the tRNAs that will be used for translating this mRNA segment? Group of answer choices a. CGA, AAA, GUU, and UUU b. ARG, LYS, VAL, and PHE c. GCU, UUU, CAA, and AAA d. Arg-Lys-Val-Phe e. GCT, TTT, CAA, and AAA
The following video shows the translation process in eukaryotes. https://www.youtube.com/watch?v=qIwrhUrvX-k Based on the video, which signal serves a similar function as the Shine-Dalgarno Sequence in prokaryotes? A. The promoter region B. 5' CAP C. Poly(A) tail D. Start codon
A prokaryotic gene was transcribed then translated. During the process, antibiotics X was added, and the products of translation were only f-met. What steps in translation was inhibited by antibiotic X? A. Transpeptidation or the formation of peptide bonds B. Binding of amino-acyl t-RNA to the 30S subunit of the ribosome C. Formation of the functional ribosome D. Translocation or the movement of empty t-RNA to the E site. E. Hydrolysis of GTP
Which of the following statements about RNA processing in eukaryotes is INCORRECT? A. The excision of introns from pre-mRNA is the only modification required to produce a mature mRNA. B. A protein/RNA complex is used to remove introns from the pre-mRNA. C. A poly A tail is added on to the 3′ end of the mRNA. D. A 7-methylguanosine cap is added on to the 5′end of the mRNA. E. Modification occurs in the nucleus.
Which of the following is not a function of the 5’ cap and 3’ poly-A tail of a mature eukaryotic mRNA molecule? a. To facilitate splicing b. To prevent mRNA degradation c. To aid export of the mature transcript to the cytoplasm d. To aid ribosome binding to the transcript
Why might a single base-pair mutation in eukaryotic mRNA be less serious than one in prokaryotic mRNA? a. If the mutation occurs in the 5' end of the start site, it will not affect the gene product. b. If the mutation occurs in the exon, it will not affect the gene product. c. If the mutation occurs in the splice site of a transcript with alternative splicing, only one gene product may affected. O d. If the mutation occurs in the intron or not in the splice site of a transcript with alternative splicing, it will nc affect the gene product. O e. If the mutation occurs in the 3' end of the start site, it will not affect the gene product. OLIE STIC N 1A
what is the first event to take place in translation in eukaryotic cell? a. An clongation of the polypeptide chain by the addition of amino acids b. Binding of the larger ribosomal subunits to the smaller ribosomal subunits c. Base pairing of activated methionine-tRNA to AUG of messenger RNA d. The small subunits of ribosome recognizing and attaching to 5' cap of mRNA